DIAS report Plant Production no. 31 • July 2000

Publisher: Danish Institute of Agricultural Sciences Tel. +45 89 99 19 00

Research Centre Foulum Fax +45 89 99 19 19

P.O. Box 50

DK-8830 Tjele

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Gitte Holton Rubæk and Erik Sibbesen�

Department of Crop Physiology and Soil Science

Research Centre Foulum

P. O. Box 50

DK-8830 Tjele

Long-term phosphorus fertilisation– Effects on crop yield and soil phosphorus status

Langvarig fosforgødskning– Effekter på udbytter og jordens fosfortilstand